CN203065058U - Counterweight device and engineering machinery with same - Google Patents
Counterweight device and engineering machinery with same Download PDFInfo
- Publication number
- CN203065058U CN203065058U CN 201220728786 CN201220728786U CN203065058U CN 203065058 U CN203065058 U CN 203065058U CN 201220728786 CN201220728786 CN 201220728786 CN 201220728786 U CN201220728786 U CN 201220728786U CN 203065058 U CN203065058 U CN 203065058U
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- weight
- support
- balancing device
- counterbalanced weight
- vertical rod
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Abstract
The utility model discloses a counterweight device which comprises a bracket, a counterweight, a balance-weight oil cylinder and a support member, wherein the support member is arranged between the counterweight and the bracket; the height of the support member can be adjusted; a cylinder drum of the balance-weight oil cylinder is fixed on the bracket; and a piston rod of the balance-weight oil cylinder is connected with the counterweight. According to the counterweight device, by arranging the support member of which the height can be adjusted between the counterweight and the bracket, the support member can be adjusted when a gap between the counterweight and the bracket is increased, and two ends of the support member respectively prop against the bracket and the counterweight, so that the support member is enabled to prevent the counterweight from shaking relative to the bracket when an engineering machinery acts up. In addition, the utility model further discloses an engineering machinery with the counterweight device.
Description
Technical field
The utility model relates to construction machinery and equipment, is specifically related to a kind of weight-balancing device.In addition, the utility model also relates to a kind of construction machinery and equipment with this weight-balancing device.
Background technology
At present, the application of construction machinery and equipment is more and more general, and it brings great convenience to engineering construction.For keeping the gravity balance of construction machinery and equipment, be provided with weight-balancing device at a lot of construction machinery and equipments, such as car hosit, crawler crane, stake machine, boom etc.The application of weight-balancing device provides powerful support for for the stable operation of these construction machinery and equipments provides.
Usually, weight-balancing device comprises support, counterbalanced weight and counterweight oil cylinder, and counterbalanced weight is suspended on the support by the counterweight oil cylinder, and support is connected with the swing type mechanism of construction machinery and equipment.Generally speaking, the operational capability of correlation engineering machinery is more strong, and the quality of its counterbalanced weight is also more big.Be example with the car hosit, the quality of the counterbalanced weight of 100T level car hosit reaches more than the 20T, and other car hosit activity balancing heavy amount of 200T level has surpassed 100T.
Be to guarantee the stability of correlation engineering machinery, counterbalanced weight should be joined and hung reliably, carries or should steadily not have during the revolution operation and rock hanging.But along with the quality of counterbalanced weight is increasing, whether reliably the counterbalanced weight carry has become very stubborn problem for this class construction machinery and equipment on support.Be example with the car hosit, existing hoisting crane occurs counterbalanced weight easily and rocks in lift heavy or turning course, and this constitutes a serious threat for stability and safety of hoisting crane.
Therefore, how to strengthen the reliability of weight-balancing device, to promote reliability and the safety of the construction machinery and equipment of using it, be still the technical matters that those skilled in the art need to be resolved hurrily.
The utility model content
In view of this, the utility model proposes a kind of weight-balancing device, utilize this weight-balancing device can effectively promote the safety of correlation engineering machinery.In addition, the present invention also proposes a kind of construction machinery and equipment with this weight-balancing device.
On the one hand, the utility model proposes a kind of weight-balancing device, comprise support, counterbalanced weight, counterweight oil cylinder and be located at counterbalanced weight and support between adjustable for height support component; The cylinder barrel of described counterweight oil cylinder is fixed on the support, the piston rod of counterweight oil cylinder be connected with counterbalanced weight.
Further, described support component comprises the telescoping strut bar, and an end of described strut bar is fixedly set on the described counterbalanced weight, the other end is resisted against on the support, perhaps, an end of described strut bar is fixedly set on the described support, and the other end is resisted against on the counterbalanced weight.
Further, described support component comprises regulating block and vertical rod, described regulating block is movably set in the described vertical rod, and an end of vertical rod is fixedly set on one of described counterbalanced weight and support, and regulating block is resisted against on described counterbalanced weight and support another person between the two.
Further, described support component comprises regulating block, vertical rod and locating piece, and described locating piece center indent also forms spigot surface, and the upper end of described regulating block is provided with the inclined-plane that cooperates with described locating piece spigot surface; One end of vertical rod is fixedly set on one of described counterbalanced weight and support, and locating piece is fixed on described counterbalanced weight and support another person between the two.
Further, described vertical rod is provided with outside thread, and described regulating block is provided with the negative thread that cooperates with described outside thread.
Further, described negative thread and outside thread are Acme thread or square thread.
Further, described locating piece is fixedly set on the support, and an end of described vertical rod is fixedly set on the counterbalanced weight.
Further, the quantity of described support component is three, and three described support components the position is set not on same straight line.
The weight-balancing device that the utility model proposes comprise support, counterbalanced weight, counterweight oil cylinder and be located at counterbalanced weight and support between adjustable for height support component; The cylinder barrel of described counterweight oil cylinder is fixed on the support, the piston rod of counterweight oil cylinder be connected with counterbalanced weight.This weight-balancing device is by arranging adjustable for height support component between counterbalanced weight and support, adjustable support parts when the gap between counterbalanced weight and support increases, make the two ends of support component prop up support and counterbalanced weight respectively, support component can prevent that counterbalanced weight from rocking with respect to support when construction machinery and equipment moves like this.
On the other hand, the utility model also proposes a kind of construction machinery and equipment, comprises construction machinery and equipment body, swing type mechanism and above-mentioned each described weight-balancing device, and the support of described weight-balancing device is connected with described swing type mechanism.Described construction machinery and equipment is specifically as follows car hosit.
The situation that rocking appearred in counterbalanced weight when this project machinery can be avoided operation by using above-mentioned weight-balancing device, and then avoid being rocked and the safety misadventure that causes by counterbalanced weight, compared to prior art, its safety and reliability are higher.
Description of drawings
The accompanying drawing that constitutes a part of the present utility model is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not constitute improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the front elevation of the weight-balancing device part-structure of the utility model specific embodiment proposition;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the enlarged diagram of A part among Fig. 1.
The specific embodiment
Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment in the utility model can make up mutually.Describe the utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Be to promote reliability and the safety of correlation engineering machinery, the utility model specific embodiment has proposed a kind of weight-balancing device, comprise support 2, counterbalanced weight 1, counterweight oil cylinder 3 and be located at counterbalanced weight 1 and support 2 between adjustable for height support component 4; The cylinder barrel of described counterweight oil cylinder 3 is fixed on the support 2, the piston rod of counterweight oil cylinder 3 be connected with counterbalanced weight 1.
This weight-balancing device comprise support 2, counterbalanced weight 1, counterweight oil cylinder 3 and be located at counterbalanced weight 1 and support 2 between adjustable for height support component 4; The cylinder barrel of described counterweight oil cylinder 3 is fixed on the support 2, the piston rod of counterweight oil cylinder 3 be connected with counterbalanced weight 1.This weight-balancing device is by arranging adjustable for height support component 4 between counterbalanced weight 1 and support 2, adjustable support parts 4 when the gap between counterbalanced weight 1 and support 2 increases, make the two ends of support component 4 prop up support 2 and counterbalanced weight 1 respectively, support component 4 can prevent that counterbalanced weight 1 from rocking with respect to support 2 when construction machinery and equipment moves like this.
In technique scheme, described support component 4 specifically can have following three kinds of versions:
First kind: support component 4 is the telescoping strut bar, one end of described strut bar is fixedly set on the described counterbalanced weight 1, and the other end is resisted against on the support 2, perhaps, one end of described strut bar is fixedly set on the described support 2, and the other end is resisted against on the counterbalanced weight 1.
Second kind: described support component 4 comprises regulating block 6 and vertical rod 5, described regulating block 6 is movably set in the vertical rod 5, one end of vertical rod 5 be fixedly set in described counterbalanced weight 1 and support 2 both one of on, regulating block 6 is resisted against on described counterbalanced weight 1 and support 2 another person between the two.
The third: described support component 4 also comprises regulating block 6, vertical rod 5 and locating piece 7, and described locating piece 7 center indents also form spigot surface, and the upper end of described regulating block 6 is provided with the inclined-plane that cooperates with described locating piece 7 spigot surfaces; One end of vertical rod 5 be fixedly set in described counterbalanced weight 1 and support 2 both one of on, locating piece 7 is fixed on described counterbalanced weight 1 and support 2 another person between the two.
In second kind of support component 4 and the third scheme, can outside thread be set in vertical rod 5, at described regulating block 6 negative thread that cooperates with described outside thread is set, can regulate the height of support component 4 like this by the screw thread transmission easily.For guaranteeing that support component 4 has stronger power transmission ability, above-mentioned outside thread and negative thread are preferably Acme thread or square thread.
In technique scheme, the quantity of described support component 4 can be one or more, is preferably three here, and three described support components 4 the position is set not on same straight line.According to 3 principles that can constitute the plane, the position is set can form a bearing surface at collinear three support components 4, thereby better rocking of counterbalanced weight 1 limited.
On the other hand, the utility model specific embodiment also proposes a kind of construction machinery and equipment, comprises construction machinery and equipment body, swing type mechanism and above-mentioned weight-balancing device, and the support 2 of described weight-balancing device is connected with described swing type mechanism.Described construction machinery and equipment is specifically as follows car hosit.
The situation that rocking appearred in counterbalanced weight 1 when this project machinery can be avoided operation by using above-mentioned weight-balancing device, and then avoid being rocked and the safety misadventure that causes by counterbalanced weight 1, compared to prior art, its safety and reliability are higher.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. a weight-balancing device comprises support (2), counterbalanced weight (1) and counterweight oil cylinder (3); The cylinder barrel of described counterweight oil cylinder (3) is fixed on the support (2), and the piston rod of counterweight oil cylinder (3) is connected with counterbalanced weight (1); It is characterized in that, also comprise be located between counterbalanced weight (1) and the support (2), adjustable for height support component (4).
2. weight-balancing device according to claim 1, it is characterized in that, described support component (4) comprises the telescoping strut bar, one end of described strut bar is fixedly set on the described counterbalanced weight (1), the other end is resisted against on the support (2), perhaps, an end of described strut bar is fixedly set on the described support (2), and the other end is resisted against on the counterbalanced weight (1).
3. weight-balancing device according to claim 1, it is characterized in that, described support component (4) comprises regulating block (6) and vertical rod (5), described regulating block (6) is movably set in the described vertical rod (5), one end of vertical rod (5) be fixedly set in described counterbalanced weight (1) and support (2) both one of on, regulating block (6) is resisted against on described counterbalanced weight (1) and support (2) another person between the two.
4. weight-balancing device according to claim 1, it is characterized in that, described support component (4) comprises regulating block (6), vertical rod (5) and locating piece (7), described locating piece (7) center indent also forms spigot surface, and the upper end of described regulating block (6) is provided with the inclined-plane that cooperates with described locating piece (7) spigot surface; One end of vertical rod (5) be fixedly set in described counterbalanced weight (1) and support (2) both one of on, locating piece (7) is fixed on described counterbalanced weight (1) and support (2) another person between the two.
5. weight-balancing device according to claim 4 is characterized in that, described vertical rod (5) is provided with outside thread, and described regulating block (6) is provided with the negative thread that cooperates with described outside thread.
6. weight-balancing device according to claim 5 is characterized in that, described negative thread and outside thread are Acme thread or square thread.
7. according to each described weight-balancing device of claim 4 to 6, it is characterized in that described locating piece (7) is fixedly set on the support (2), an end of described vertical rod (5) is fixedly set on the counterbalanced weight (1).
8. according to each described weight-balancing device of claim 1 to 6, it is characterized in that the quantity of described support component (4) is three, and three described support components (4) the position is set not on same straight line.
9. a construction machinery and equipment comprises construction machinery and equipment body and swing type mechanism, it is characterized in that, also comprises each described weight-balancing device of claim 1 to 8, and the support of described weight-balancing device (2) is connected with described swing type mechanism.
10. construction machinery and equipment according to claim 9 is characterized in that, described construction machinery and equipment is car hosit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220728786 CN203065058U (en) | 2012-12-26 | 2012-12-26 | Counterweight device and engineering machinery with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220728786 CN203065058U (en) | 2012-12-26 | 2012-12-26 | Counterweight device and engineering machinery with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203065058U true CN203065058U (en) | 2013-07-17 |
Family
ID=48763873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220728786 Expired - Fee Related CN203065058U (en) | 2012-12-26 | 2012-12-26 | Counterweight device and engineering machinery with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203065058U (en) |
-
2012
- 2012-12-26 CN CN 201220728786 patent/CN203065058U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20181226 |